Studies comparing identical and nonidentical twins have revealed that
A) identical and nonidentical twins have similar helping patterns.
B) identical twins are more alike in their helping patterns than are nonidentical twins.
C) genetic factors play little role in the tendency to help.
D) identical and nonidentical twins were equally likely to help each other.
Question 2
Radha is from India and is Jana's friend. In making a judgment about Radha's reason for being late for coffee, Jana may infer that Radha was late because she had a confusing day,
or Jana may decide that Radha doesn't really have much respect for her schedule. This is best explained as an example of a ________.
A) cognitive process
B) environmental variable
C) cultural context
D) biological factor
E) personality trait
Results from sequential study of two cohorts tested at three ages and at three different points in t
Monozygotic twins’ scores for five personality factors show higher correlations than scores for ...
Who Goes to College? Comparing Social Class and Ability in Determining College Attendance
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Opener Alignment comparing DNA sequence for the leptin gene from dogs (top) and humans (bottom)
Survivorship curves. Blue lines are theoretical curves. Red dots are data from field studies.